There is no difference between mustard and mustard. Mustard can also be called mustard. Mustard is a cruciferous herb, also known as mustard, big heart mustard, big leaf mustard, long-term mustard, etc. Mustard is also a cruciferous herb native to China, but the difference between mustard and mustard is only in the size of leaves, and there is not much difference in others. They are all very nutritious vegetables.
Mustard (scientific name: Brassica juncea? (L.) Czern. et Coss.), an annual herb, 30- 150 cm high, often hairless, sometimes young stems and leaves have prickly hairs, with powdery frost and spicy taste; The stems are erect and branched. Basal leaves are broadly ovoid to obovate, with blunt tip, wedge-shaped base, big-headed pinnate, with 2-3 pairs of lobes, or undivided, with notched edges or teeth, petiole 3-9 cm long and lobulated; The leaves at the lower part of the stem are small, with notched edges or teeth, sometimes with round and obtuse serrations, and do not hold the stem; The upper leaves of the stem are narrowly lanceolate, and the margin is inconspicuously sparsely toothed or entire. Racemes are terminal and extend after flowering; Flower yellow; Pedicel 4-9 mm long; Sepals pale yellow, oblong and elliptic, spreading upright; Petals obovate. Silique linear, fruit petal with 1 protruding midvein; The beak length is 6- 12 mm; The pedicel is 5- 15 mm long. Seeds spherical, about 1 mm in diameter, purple-brown. The flowering period is from March to May, and the fruiting period is from May to June.
Mustard, Brassicaceae, a biennial herb, originated in China. Leaves should be picked before withering and bolting.